Home / 1,181,684.70-1,772,527.05-382,992.30

Finding the Fourth Proportional to 1,181,684.70, 1,772,527.05 and 382,992.30

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Solution

The fourth proportional to 1,181,684.70, 1,772,527.05 and 382,992.30 is: 574,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,684.70 : 1,772,527.05 = 382,992.30 : x
  2. Step 2: Convert to fraction form
    1,181,684.70/1,772,527.05 = 382,992.30/x
  3. Step 3: Cross multiply
    1,181,684.70x = 1,772,527.05 × 382,992.30
  4. Step 4: Simplify right side
    1,181,684.70x = 678,864,211,691.72
  5. Step 5: Solve for x
    x = 678,864,211,691.72/1,181,684.70
  6. Step 6: Final answer
    x = 574,488.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.